This pilot research trial studies biomarkers in bone marrow samples from pediatric patients with high risk acute myeloid leukemia. Studying samples of bone marrow from patients with cancer in the laboratory may help doctors identify and learn more about biomarkers related to cancer.
PRIMARY OBJECTIVES: I. To provide a detailed, molecular map of pediatric high risk acute myeloid leukemia (AML). II. To identify mutations, expression profile, gene copy number, loss of heterozygosity (LOH) status and genomic methylation patterns in order to identify novel changes associated with pediatric AML. III. To generate fibroblast cell lines in order to obtain germline nucleic acids from marrow specimens from AML patients with induction failure. IV. To identify genomic alterations contributing to induction failure in childhood AML. OUTLINE: Banked bone marrow samples from diagnosis and remission are used to develop a detailed molecular map of pediatric high-risk acute myeloid leukemia. Analysis includes genome single nucleotide polymorphism (SNP) genotyping, expression, and methylation profiling.
Study Type
OBSERVATIONAL
Enrollment
250
Correlative studies
Children's Oncology Group
Monrovia, California, United States
Detailed molecular map of pediatric high-risk acute myeloid leukemia
Time frame: Baseline
Mutations in identifying novel changes associated with pediatric AML
Time frame: Baseline
Expression profile in identifying novel changes associated with pediatric AML
Time frame: Baseline
Gene copy number in identifying novel changes associated with pediatric AML
Time frame: Baseline
LOH status in identifying novel changes associated with pediatric AML
Time frame: Baseline
Genomic methylation patterns in identifying novel changes associated with pediatric AML
Time frame: Baseline
Genomic and transcriptome alterations associated with induction failure
Time frame: Baseline
Genomic alterations contributing to induction failure in childhood AML
Time frame: Baseline
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